Created
April 19, 2017 16:05
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throttleReduce
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| async function throttleReduce(ops) { | |
| let resolvedResults = [] | |
| for (let i = 0; i < ops.length; i++) { | |
| let op = ops[i] | |
| let result = await waitForNext(op.bind(null, i)) | |
| resolvedResults.push(result) | |
| } | |
| return resolvedResults | |
| } | |
| function waitForNext(op) { | |
| return new Promise((resolve, reject) => { | |
| requestAnimationFrame(() => { | |
| try { | |
| let result = op() | |
| console.log(result) | |
| resolve(result) | |
| } catch (error) { | |
| reject(error) | |
| } | |
| }) | |
| }) | |
| } | |
| function dummyOp(val) { | |
| for (let i = 0; i < 20000000; i++) { | |
| Math.random() | |
| } | |
| return val | |
| } | |
| const ops = _.times(600, () => dummyOp) | |
| // call this method to kick off the whole enchilada | |
| const DoStuff = async () => { | |
| let results = await throttleReduce(ops) | |
| } |
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